package com.facade;

public class TheaterLight {

    private static TheaterLight instance = new TheaterLight();

    public static TheaterLight getInstance() {
        return instance;
    }

    public void on(){
        System.out.println(" TheaterLight up");
    }

    public void off(){
        System.out.println(" TheaterLight off");
    }

    public void dim(){
        System.out.println(" TheaterLight dim..");
    }

    public void bright(){
        System.out.println(" TheaterLight bright..");
    }
}
